WO2016060510A1 - 전자기기용 카드 소켓 - Google Patents
전자기기용 카드 소켓 Download PDFInfo
- Publication number
- WO2016060510A1 WO2016060510A1 PCT/KR2015/010946 KR2015010946W WO2016060510A1 WO 2016060510 A1 WO2016060510 A1 WO 2016060510A1 KR 2015010946 W KR2015010946 W KR 2015010946W WO 2016060510 A1 WO2016060510 A1 WO 2016060510A1
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- WO
- WIPO (PCT)
- Prior art keywords
- card
- contact portion
- tray
- housing
- terminal
- Prior art date
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
Definitions
- the present invention relates to a card socket for an electronic device, and more particularly, to improve the insertion stability of the card or tray by changing the structure of the card insertion confirmation terminal for detecting that the card or tray is fully inserted into the card socket, the contact between the terminals
- the present invention relates to a card socket for an electronic device capable of securing stable conduction performance by removing an oxide film or foreign matter by forming a friction generating section in the chamber.
- various cards in which personal information of various subscribers, such as a telephone number, are stored are used while being inserted into a card socket.
- a card socket In the insertion form of the card, there is a form of inserting only the card and inserting the card in a state where it is mounted in a separate tray.
- This type of card socket is provided with a card insertion confirmation terminal for detecting that the card or tray is completely inserted.
- the card insertion confirmation terminal is composed of a detection terminal contacting the front end of the card / tray when the card / tray is inserted, and a switch terminal that the detection terminal is pushed to the rear when the card / tray is fully inserted.
- the card insertion confirmation terminal structure having such a configuration is disclosed in Korean Patent Publication No. 1228837 (hereinafter referred to as 'prior document 1') and US Patent No. 7,865,210 (hereinafter referred to as 'prior document 2'). .
- the prior art documents have a form in which the detection terminal is pushed backward and connected to the switch terminal when the card / tray is inserted.
- the detecting terminal has its own elasticity so that it is pushed backward when inserting the card / tray and then returned to its original state when the card / tray is taken out.
- Patent Document 1 Republic of Korea Patent Publication No. 1228837 (announced on February 15, 2013)
- Patent Document 2 US Patent No. 7,865,210 (January 4, 2011)
- An object of the present invention is to provide a card socket for an electronic device capable of improving the insertion stability of a card / tray.
- Another object of the present invention relates to a card socket for an electronic device capable of removing an oxide film or foreign matter by forming a friction generating section in the contact portion between the terminals of the socket.
- a card socket for an electronic device includes a detection terminal provided in an insertion space of a housing and pressed down by the card / tray when the card / tray is inserted; And a switch terminal provided below the detecting terminal in the housing and in contact with the detecting terminal, wherein the detecting terminal is fixed to the housing and connected to the fixing portion to be located in an insertion space of the housing and the card It includes a pressing portion which is in contact with the tray and pressed down and in contact with the switch terminal, and the position of the portion which is in contact with the card / tray is lower than the portion of the pressing portion connected to the fixed portion and moving in the cantilever form or The height of the part to be contacted is formed equal to or smaller than the thickness of the bottom surface of the housing.
- the detecting terminal may further include a first housing fixing part as a fixing part fixed to the rear end of the housing; A first contact part installed at a rear side of the insertion space of the housing in both directions and having its own elastic force, and having one end connected to the first housing fixing part and the other end contacting the switch terminal; And a push guide part configured to be pressed downward toward the front at a position spaced apart from the other end of the first contact part to guide the first contact part while sliding along the inclined surface and to form a pressing part.
- the first contact part is pressed inclined downward in the diagonal direction while going to the other end.
- first contact portion may include a connection surface connected to the first housing fixing portion; A downwardly inclined surface bent downwardly from the connecting surface; And an upwardly inclined surface bent upwardly from the downwardly inclined surface.
- the switch terminal may further include a second housing fixing part fixed to the housing; And a second contact portion bent upwardly from the second housing fixing portion.
- a locking protrusion is formed on the rear surface of the housing so that the other end surface of the first contact portion is not lifted up so that the distance between the first contact portion and the second contact portion is kept constant.
- a card socket for an electronic device includes: a detection terminal installed in an insertion space of a housing and pressed downward by the card / tray when a card / tray is inserted into the insertion space; And a switch terminal installed at an upper portion of the detection terminal in an insertion space of the housing, and contacting with the detection terminal is released as the detection terminal is pressed downward.
- the detection terminal is formed at the end of the pressing portion pressed by the card / tray, the first contact portion is formed to be inclined upwardly rearward, the switch terminal is formed to be inclined downward downward in contact with the first contact portion A second contact portion is formed, and when the detecting terminal is pressed downward by the card / tray, a friction generating section is formed between the first contact portion and the second contact portion to form the first contact portion and the second contact portion.
- the formed oxide film or foreign matter can be removed.
- the first contact portion moves along the inclined surface of the second contact portion, so that the movement of the inclined section between the first contact portion and the second contact portion is less than the depression displacement of the detect terminal.
- the frictional displacement with the switch terminal according to this can be formed large.
- an upward inclination angle of the first contact portion may be greater than a downward inclination angle of the second contact portion, such that an edge of the first contact portion may rub the inclined surface of the second contact portion.
- an upward inclination angle of the first contact portion may be smaller than a downward inclination angle of the second contact portion so that an edge of the second contact portion rubs the inclined surface of the first contact portion.
- the present invention is made so that the detection terminal is pressed down by the card / tray to contact the switch terminal when the card / tray is inserted, the direction that the card / tray is lifted up by the detection terminal and the switch terminal having its own elastic force The force acts in the thickness direction. Therefore, the card / tray is not subjected to the force in the withdrawal direction, and there is no fear of an outer step between the card / tray and the set, and the friction force between the metal shell covering the housing is increased and the interference fit inserting method is greatly improved It will have insertion stability.
- the present invention can easily press the first contact portion when inserting the card / tray due to the push guide portion constituting the detection terminal, the portion of the first contact portion that is in contact with the switch terminal than the portion pressed by the card / tray
- the contact area between the switch terminal and the switch terminal can be maintained even if the thickness of the card / tray is increased because the contact area with the switch terminal is increased at a position spaced toward the end and compared with the existing detect terminal.
- the present invention is made to maintain a constant distance from the second contact portion of the switch terminal while maintaining the horizontal state of the first contact portion of the detection terminal through the obstacle formed in the housing, so that the short between the detection terminal and the switch terminal ( Short) The defect rate can be greatly reduced.
- the detection terminal and the switch terminal are positioned in front of the card / tray so that the detection terminal and the switch terminal are positioned below the card / tray when the card / tray is inserted. Compared with the card socket, the size of the overall card socket can be reduced.
- the present invention is configured by applying an inclined section to the contact portion of the detection terminal and the switch terminal so that the friction of the terminal edge scratches the contact surface, the oxide film generation or foreign matter penetrates between the contact terminal and the switch terminal. Therefore, even if it causes a faulty conduction, it can be removed to prevent contact faults by stabilizing conduction.
- the first contact portion of the detection terminal moves along the inclined surface of the second contact portion of the switch terminal. Since the contact displacement with the switch terminal 600 according to the movement of the inclined section between the second contact portion 620 is increased, it is possible to enhance the energization stability due to the maximization of the friction generating section.
- FIG. 1 is a perspective view showing a state in which a card / tray is inserted into a card socket for an electronic device according to a first embodiment of the present invention.
- Figure 2 is a perspective view showing a state in which the detection terminal and the switch terminal is provided in the housing.
- FIG 3 is a perspective view showing a state in which the distance between the detection terminal and the switch terminal is kept constant.
- FIG. 4 is a perspective view of a detect terminal.
- FIG. 5 is a perspective view of a switch terminal
- FIG. 6 is a view showing a state in which a distance between a first contact portion of a detection terminal and a second contact portion of a switch terminal is kept constant before inserting a card / tray.
- FIG. 7 is a view illustrating a state in which a first contact portion and a second contact portion contact each other while a card / tray is inserted.
- FIG. 8 is a cross-sectional view showing a ratio of a housing and a detect terminal.
- FIG. 9 is a perspective view showing another embodiment of a detect terminal.
- FIG. 10 is a perspective view showing a state in which a detection terminal and a switch terminal are provided in a housing of a card socket for an electronic device according to a second embodiment of the present invention.
- 11 is a perspective view of a detect terminal.
- FIG. 12 is a perspective view of a switch terminal.
- Fig. 13 is a sectional view showing a contact release state between a detection terminal and a switch terminal according to card / tray insertion.
- FIG. 14 is a perspective view showing another embodiment of a detection terminal.
- Fig. 15 is a cross-sectional view showing an assembled state of a detect terminal for forming a friction generating section at a contact portion between a detect terminal and a switch terminal.
- Fig. 16 is a cross-sectional view showing a state in which edges of the detect terminals rub off the inclined surface of the switch terminal when the detect terminals are pressed downward;
- FIG. 17 is a cross-sectional view illustrating a friction occurrence state between the detection terminal and the switch terminal according to the inclination angle of the contact portion between the detection terminal and the switch terminal;
- FIG. 1 is a perspective view showing a card / tray is inserted into the card socket for an electronic device according to a first embodiment of the present invention.
- FIG. 1 is a plan view showing a state in which a metal shell covering a housing is omitted.
- the housing 100 constituting the card socket has a front space into which the card / tray 1 is inserted and an upwardly open insertion space 110 covered by a metal shell.
- the bottom surface of the insertion space 110 is provided with a connection terminal 200 connected to the card, the rear portion of the insertion space 110 as a card insertion confirmation terminal for detecting this when the card / tray 1 is inserted into the detection
- the terminal 300 and the switch terminal 400 are provided.
- FIG. 2 is a perspective view illustrating a state in which a detect terminal and a switch terminal are provided in a housing
- FIG. 3 is a perspective view illustrating a state in which a distance between the detect terminal and the switch terminal is kept constant
- FIG. 4 is a perspective view of the detect terminal.
- 5 is a perspective view of a switch terminal.
- a detection terminal 300 and a switch terminal 400 are provided up and down as a card insertion confirmation terminal for detecting that the card / tray 1 is inserted.
- the card / tray 1 In the process of inserting the card / tray 1 into the insertion space 110, the card / tray 1 is made to be connected to the switch terminal 400 by pressing the detection terminal 300 downward, thereby inserting the insertion space 110. To recognize that the card / tray 1 has been inserted. Therefore, since the contact between the detection terminal 300 and the switch terminal 400 is made up and down, the card / tray 1 is not forced in the withdrawal direction by the detection terminal 300 so that the card / tray 1 There is no fear of outliers between and set.
- the detect terminal 300 and the switch terminal 400 are separated from each other, it is recognized that the card / tray 1 is not inserted or not inserted all the way, and the detect terminal 300 and the switch terminal 400 are separated. In the case of contact with each other, the card / tray 1 is recognized as being completely inserted into the insertion space 110 to the end.
- the detection terminal 300 has its own elastic force and thus is elastically pressed by the card / tray 1, and the switch terminal 400 also has its own elastic force and is in elastic contact with the detecting terminal 300.
- the detection terminal 300 includes a first housing fixing part 310, a first contact part 320, and a push guide part 330.
- the first housing fixing part 310 is fitted into and fixed to a fitting groove (not shown) formed at the rear end of the housing 100, but is not limited thereto.
- the first housing fixing part 310 may be integrally formed with the housing 100 by molding.
- the first contact portion 320 is installed in the rear portion in the insertion space 110 in both directions long and has its own elastic force, one end is integrally connected to the first housing fixing portion 310 and the other end and the switch terminal 400 Contact.
- the first contact part 320 may include a connection surface 321 integrally connected to the first housing fixing part 310, a downward inclined surface 322 bent downwardly from the connection surface 321, and a downward inclined surface ( An upwardly inclined surface 323 bent upwardly from 322. An end portion of the upward inclined surface 323 is in contact with the switch terminal 400.
- the press guide part 330 is formed to be inclined downward in the forward direction at a position spaced apart from the other end of the first contact part 320, that is, the end of the upward inclined surface 323, and inserted into the insertion space 110. Guides to press the first contact portion 320 while sliding along the inclined surface.
- the switch terminal 400 includes a second housing fixing part 410 and a second contact part 420.
- the second housing fixing part 410 is integrally molded to the housing 100 by molding.
- the second contact portion 420 is bent upwardly from the second housing fixing portion 410 to have its own elastic force. An end of the second contact portion 420 is in contact with the detection terminal 300.
- the bottom surface of the insertion space 110 is formed with a through portion 120 penetrated vertically so that the second contact portion 420 is positioned and elastically deformed up and down.
- a portion of the second housing fixing part 410 to which the second contact part 420 is connected is also located in the through part 120.
- the first contact portion 320 and the switch terminal (not shown) on the rear surface of the insertion space 110 are not lifted up when the card / tray 1 is not inserted.
- a protrusion 130 is formed to protrude from the second contact portion 420 of the 400 to maintain a constant distance.
- the first contact portion 320 of the detection terminal 300 Before the first contact portion 320 of the detection terminal 300 is hooked to the locking portion 130, the first contact portion 320 is positioned to be inclined upward as shown in FIG. 2, and then the first contact portion 320 is disposed. When pressing to hook the engaging portion 130 as shown in FIG. 3, the first contact portion 320 maintains a horizontal state and maintains a predetermined distance from the second contact portion 420. Therefore, the short failure rate between the detection terminal 300 and the switch terminal 400 can be greatly reduced.
- FIG. 6 is a view showing a state in which a distance between a first contact portion of a detection terminal and a second contact portion of a switch terminal is maintained before inserting a card / tray
- FIG. 7 is a first contact while a card / tray is inserted.
- FIG. 4 is a diagram illustrating a state in which a part and a second contact part contact each other.
- the first contact portion 320 is spaced apart from the second contact portion 420 while maintaining the horizontal state as shown in FIG. 6 while the first contact portion 320 is attached to the locking protrusion 130. Keep constant At this time, the second contact portion 420 is inclined upwardly.
- the first contact portion 320 When the card / tray 1 is inserted to press the first contact portion 320, the first contact portion 320 is inclined downwardly as shown in FIG. 7, and the end portion of the first contact portion 320 is pressed down. End portions of the and second contact portions 420 are further pressed while contacting each other. In the final pressed state, the first contact portion 320 is inclined downward, the second contact portion 420 is horizontal, and the ends of the two contact portions 320 and 420 are in contact with each other.
- an end portion of the push guide portion 330 which is formed to be inclined downward from the first contact portion 320 to the front may be formed in a first manner.
- the position is lower than the contact portion 320. Therefore, when the card / tray 1 is inserted, the card / tray 1 slides along the upper inclined surface of the push guide part 330 to indirectly press the first contact part 320, and is additionally inserted to insert the first contact.
- the first contact portion 320 is directly pressed while directly contacting the upper surface of the portion 320.
- the first contact portion 320 In the process of pressing the first contact portion 320 by the card / tray 1, the first contact portion 320 is inclined downward in an oblique direction so that the end contact portion does not come into contact with the card / tray 1. .
- the portion in contact with the switch terminal 400 moves much more (A + ⁇ ). Therefore, even if the distance between the detection terminal 300 is reduced due to the thickness of the card / tray 1 is relatively reduced, the contact area with the switch terminal 400 is increased as compared with the existing detection terminal. ) And the second contact portion 420 may maintain contact stability.
- FIG. 8 is a cross-sectional view illustrating a ratio of a housing and a detect terminal.
- the push guide part 330 constituting the detection terminal 300 is positioned in the through part 120 formed on the bottom surface of the insertion space of the housing 100. Therefore, the pressing guide portion 330, which is a portion pressed when the detecting terminal 300 is inserted by inserting the card / tray 1, is lowered in the through portion 120.
- FIG. 1 is a portion pressed when the detecting terminal 300 is inserted by inserting the card / tray 1, is lowered in the through portion 120.
- the contact with the PCB may cause damage to the PCB, to prevent the card / tray (1) and
- the position of the contacted portion is located below the fixed point moving in the form of a cantilever, that is, the connection surface 321 of the first contact portion 320, or the height H1 of the push guide portion 330 is the bottom of the housing 100 It is preferable that the thickness is equal to or smaller than the surface thickness H2.
- FIG. 9 is a perspective view showing another embodiment of the detection terminal.
- the first contact portion 320 constituting the detection terminal 300 is bent in one stage. That is, the first contact portion 320 may be composed of a connection surface 321 integrally connected to the first housing fixing portion 310 and a downward inclined surface 322 bent downwardly from the connection surface 321. .
- the shape of the detection terminal 300 may be variously modified.
- FIG. 10 is a perspective view illustrating a detecting terminal and a switch terminal provided in a housing of a card socket for an electronic device according to a second exemplary embodiment of the present invention.
- FIG. 11 is a perspective view of the detecting terminal, and
- FIG. 12 is a switch terminal. Perspective view.
- the card socket for an electronic device detects that the card / tray 1 is inserted into a rear portion of the insertion space 110 of the housing 100.
- the detection terminal 500 and the switch terminal 600 may be provided up and down.
- the card / tray 1 In the process of inserting the card / tray 1 into the insertion space 110, the card / tray 1 is made to be released from the switch terminal 600 by pressing the detection terminal 500 downward, thereby inserting the insertion space ( 110) to recognize that the card / tray 1 has been inserted. Therefore, since the contact between the detection terminal 500 and the switch terminal 600 is made up and down, the card / tray 1 is not forced in the withdrawal direction by the detection terminal 500 so that the card / tray 1 There is no fear of outliers between and set.
- the detection terminal 500 has its own elastic force so that the card / tray 1 is elastically pressed downward by the card / tray 1 when the card / tray 1 is inserted into the insertion space 110 of the housing 100.
- the detection terminal 500 may include a first housing fixing part 510, a leaf spring part 520, a first contact part 530, and a push guide part 540.
- the first housing fixing part 510 is fitted into and fixed to a fitting groove (not shown) formed at the rear end of the housing 100, but is not limited thereto.
- the first housing fixing part 510 may be integrally formed in the housing 100 by molding.
- the leaf spring portion 520 is a pressing portion which is pressed by the card / tray 1, and is installed at both rear sides of the insertion space 110 of the housing 100 in both directions and has its own elastic force.
- One end of the leaf spring part 520 is integrally connected to the first housing fixing part 510, and a first contact part 530, which will be described later, is provided at the other end to be in contact with the switch terminal 600.
- the leaf spring part 520 may include a connection surface 521 integrally connected to the first housing fixing part 510, a downward inclined surface 522 bent obliquely downward from the connection surface 521, and a downward inclined surface 522. ) May include an upwardly inclined surface 523 bent upwardly.
- the first contact part 530 is bent upwardly backward at the other end of the leaf spring part 520, that is, at the end of the upward inclined surface 523 to be in contact with the second contact part 620 of the switch terminal 600 which will be described later.
- the pressing guide part 540 is formed to be inclined downward in a forward direction at a position spaced apart from the other end of the leaf spring part 520, that is, at a predetermined distance from the end of the upward inclined surface 523 toward the first housing fixing part 510.
- the card / tray 1 inserted into the 110 is slid along the inclined surface to guide the leaf spring 520 downward.
- the switch terminal 600 is installed above the detection terminal 500, and the contact with the detection terminal 500 is released as the detection terminal 500 is pushed downward by the card / tray 1. .
- the switch terminal 600 may include a second housing fixing part 610 and a second contacting part 620.
- the second housing fixing part 610 is integrally formed at the rear end of the housing 100 by molding, but is not limited thereto.
- the second housing fixing part 610 may be fixed by being fitted into a fitting groove (not shown) formed at the rear end of the housing 100. .
- the second contact portion 620 is bent downwardly forward from the second housing fixing portion 610 to be in contact with the first contact portion 530 of the detection terminal 500.
- the first connection part 530 and the press guide part 540 of the detection terminal 500 are positioned so that the through part 120 penetrates up and down to elastically deform up and down is formed. .
- a portion of the leaf spring portion 520 to which the first contact portion 530 and the push guide portion 540 are connected is also positioned in the through portion 120.
- the push guide part 540 constituting the detection terminal 500 is positioned in the through part 120 formed on the bottom surface of the insertion space 110 of the housing 100. Therefore, the pressing guide part 540, which is a part pressed when the detection terminal 500 is pressed by inserting the card / tray 1, is lowered in the through part 120.
- FIG. 1 is a part pressed when the detection terminal 500 is pressed by inserting the card / tray 1.
- the contact with the PCB may cause damage to the PCB, to prevent the card / tray (1) and
- the position of the contacted portion is positioned lower than the fixed point moving in the form of cantilever, that is, the connecting surface 521 of the leaf spring 520, or the height of the push guide portion 540 is equal to the thickness of the bottom surface of the housing 100 Or smaller.
- FIG. 13 is a cross-sectional view illustrating a contact release state between a detection terminal and a switch terminal according to card / tray insertion.
- the card / tray 1 Will be recognized as not inserted or not inserted all the way.
- the detection terminal 500 is pressed by the card / tray 1 and moves downward. Will move. Specifically, before the leaf spring portion 520 of the detection terminal 500 is pressed by the card / tray 1, an end portion of the push guide portion 540 inclined downward from the leaf spring portion 520 forward. Is lower than the leaf spring portion 520. Accordingly, when the card / tray 1 is inserted, the card / tray 1 slides along the upper inclined surface of the press guide part 540 to indirectly press the leaf spring part 520, and is further inserted to insert the leaf spring part ( The leaf spring 520 is directly pressed while directly contacting the upper surface of the 520.
- the leaf spring part 520 constituting the detection terminal 500 may be formed in a flat cantilever shape. That is, the leaf spring portion 520 is formed in a flat straight shape without the bending portion, without being limited thereto, the shape of the detection terminal 500 may be variously modified.
- FIG. 15 is a cross-sectional view illustrating an assembled state of a detect terminal for forming a friction generating section at a contact portion between a detect terminal and a switch terminal
- FIG. 16 is a corner of the detect terminal when the detect terminal is pressed downward; It is sectional drawing which showed the state to rub the inclined surface of the.
- Friction generation section (W) is formed between the second contact portion 620 of the contact between the detection terminal 500 and the switch terminal 600, even if the oxide film is generated or foreign matter penetrates to remove it by removing Through the stabilization of the conduction, it is possible to prevent the occurrence of contact failure.
- the inclined section is applied to the contact portion between the detection terminal 500 and the switch terminal 600 so that the terminal edge may scratch the contact surface to generate friction.
- a torsional force must be applied to the detection terminal 500 in the assembly process.
- the torsion restoring force of the detecting terminal 500 is not generated at the position before assembly (1), and the torsion restoring force of the detecting terminal 500 is generated at the position after assembly (2).
- the torsional force in the X direction is generated due to the difference ( ⁇ X) between the initial position before assembly of the X direction detector terminal 500 and the final position after assembly, and before assembly of the Z direction detector terminal 500.
- the torsion restoring force of the detect terminal 500 is generated in the direction of the arrow (see the arrow in FIG. 15). Due to this torsional force, even though the detection terminal 500 moves in the -Z axis direction, the edge 530a of the first contact portion 530 of the detection terminal 500 is inclined at the second contact portion 620 of the switch terminal 600. Movement along 620b causes friction between the contact portion of the detection terminal 500 and the switch terminal 600.
- the edge of the first contact portion 530 moves along the inclined surface 620b of the second contact portion 620 of the switch terminal 600. Since the contact displacement with the switch terminal 600 according to the movement of the inclined section between the first contact portion 530 and the second contact portion 620 becomes larger than the pressing displacement of the text terminal 500, the energization stability due to the maximization of the friction generating section is improved. I can strengthen it.
- 17 is a cross-sectional view illustrating a friction occurrence state between the detection terminal and the switch terminal according to the inclination angle of the contact portion between the detection terminal and the switch terminal.
- the upward inclination angle ⁇ 1 of the first contact portion 530 of the detection terminal 500 is the downward inclination angle ⁇ 2 of the second contact portion 620 of the switch terminal 600.
- the edge 530a of the first contact portion 530 of the detection terminal 500 may be configured to rub the inclined surface 620b of the second contact portion 620 of the switch terminal 600.
- the upward inclination angle ⁇ 1 of the first contact portion 530 of the detect terminal 500 is a downward inclination angle of the second contact portion 620 of the switch terminal 600.
- the edge 620a of the second contact portion 620 of the switch terminal 600 may be configured to rub the inclined surface 530b of the first contact portion 530 of the detection terminal 500.
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Description
Claims (12)
- 하우징의 삽입공간 내에 구비되어 카드/트레이가 삽입될 때 카드/트레이에 의해 아래로 눌리는 디텍트 단자; 및 하우징에서 디텍트 단자의 아래에 구비되어 디텍트 단자와 접촉되는 스위치 단자를 포함하여 이루어지며,상기 디텍트 단자는 하우징에 고정되는 고정부분과, 상기 고정부분과 연결되어 하우징의 삽입공간 내에 위치되고 카드/트레이와 접촉되어 아래로 눌리면서 스위치 단자와 접촉되는 눌림부분을 포함하며, 상기 눌림부분 중 상기 고정부분과 연결되어 외팔보 형태로 움직이는 부분보다 카드/트레이에 접촉되는 부분의 위치가 낮게 형성되거나 카드/트레이와 접촉되는 부분의 자체 높이가 하우징의 바닥면 두께와 같거나 작게 형성되는 것을 특징으로 하는 개선된 카드 삽입 확인 구조를 갖는 전자기기용 카드 소켓.
- 제1항에 있어서,상기 디텍트 단자는,상기 하우징의 후단부에 고정되는 고정부분으로서 제1 하우징 고정부;상기 하우징의 삽입공간 내 뒷부분에 양측방향으로 길게 설치되고 자체 탄성력을 가지며, 일단은 제1 하우징 고정부와 연결되고 타단이 스위치 단자와 접촉되도록 이루어져 상기 눌림부분을 구성하는 제1 컨택부;상기 제1 컨택부의 타단으로부터 이격된 위치에서 전방으로 하향 경사지게 형성되어 삽입되는 카드/트레이가 경사면을 따라 슬라이딩되면서 제1 컨택부를 누르도록 가이드하며 상기 눌림부분을 구성하는 누름 가이드부;를 포함하는 것을 특징으로 하는 개선된 카드 삽입 확인 구조를 갖는 전자기기용 카드 소켓.
- 제2항에 있어서,카드/트레이가 상기 누름 가이드부를 따라 슬라이딩되면서 상기 제1 컨택부를 누를 때 제1 컨택부는 타단으로 가면서 사선방향으로 하향 경사지게 눌리는 것을 특징으로 하는 개선된 카드 삽입 확인 구조를 갖는 전자기기용 카드 소켓.
- 제3항에 있어서,상기 제1 컨택부는,상기 제1 하우징 고정부와 연결되는 연결면;상기 연결면으로부터 아래로 경사지게 벤딩된 하향 경사면; 및상기 하향 경사면으로부터 위로 경사지게 벤딩된 상향 경사면;을 포함하는 것을 특징으로 하는 개선된 카드 삽입 확인 구조를 갖는 전자기기용 카드 소켓.
- 제2항 내지 제4항 중 어느 한 항에 있어서,상기 스위치 단자는,하우징에 고정되는 제2 하우징 고정부; 및상기 제2 하우징 고정부로부터 위로 경사지게 벤딩되는 제2 컨택부;를 포함하는 것을 특징으로 하는 개선된 카드 삽입 확인 구조를 갖는 전자기기용 카드 소켓.
- 제5항에 있어서,카드/트레이의 미삽입시 제1 컨택부와 제2 컨택부의 간격이 일정하게 유지되도록 상기 하우징의 삽입공간 내 배면에는 상기 제1 컨택부의 타단 상면이 위로 들리지 않게 걸리는 걸림돌부가 형성된 것을 특징으로 하는 개선된 카드 삽입 확인 구조를 갖는 전자기기용 카드 소켓.
- 제2항 내지 제4항 중 어느 한 항에 있어서,상기 누름 가이드부의 단부가 하우징의 저면보다 낮은 위치까지 눌리게 되면 PCB에 접촉되어 PCB에 손상을 줄 염려가 있기 때문에, 이를 방지하기 위하여 카드/트레이와 접촉되는 누름 가이드부의 위치는 외팔보 형태로 움직이는 고정점 즉, 상기 제1 컨택부 중 제1 하우징 고정부에 연결되는 부분 보다 낮게 위치되거나, 누름 가이드부의 자체 높이가 하우징의 바닥면 두께와 같거나 작게 형성되는 것을 특징으로 하는 개선된 카드 삽입 확인 구조를 갖는 전자기기용 카드 소켓.
- 하우징의 삽입공간 내에 설치되며, 카드/트레이가 삽입공간에 삽입될 때 상기 카드/트레이에 의해 하방으로 눌려지는 디텍트 단자; 및상기 하우징의 삽입공간 내에서 상기 디텍트 단자의 상부에 설치되며, 상기 디텍트 단자가 하방으로 눌려짐에 따라 상기 디텍트 단자와 접촉이 해제되는 스위치 단자를 포함하는 전자기기용 카드 소켓.
- 제8항에 있어서,상기 디텍트 단자는 상기 카드/트레이에 의해 눌려지는 눌림부분의 단부에 후방으로 상향 경사지게 형성되는 제1 접촉부가 형성되고,상기 스위치 단자는 전방으로 하향 경사지게 형성되어 상기 제1 접촉부와 접촉되는 제2 접촉부가 형성되되,상기 카드/트레이에 의해 상기 디텍트 단자가 하방으로 눌려질 때 상기 제1 접촉부와 상기 제2 접촉부 사이에 마찰 발생 구간을 형성하여 상기 제1 접촉부와 상기 제2 접촉부에 형성된 산화피막이나 이물질을 제거하는 것을 특징으로 하는 전자기기용 카드 소켓.
- 제9항에 있어서,상기 디텍트 단자가 하방으로 눌려질 때 상기 제1 접촉부가 상기 제2 접촉부의 경사면을 따라 이동함으로써 상기 디텍트 단자의 눌림 변위 보다 상기 제1 접촉부와 상기 제2 접촉부 사이의 경사 구간 이동에 따른 상기 스위치 단자와의 마찰 변위가 크게 형성되는 것을 특징으로 하는 전자기기용 카드 소켓.
- 제9항에 있어서,상기 제1 접촉부의 상향 경사 각도가 상기 제2 접촉부의 하향 경사 각도 보다 크게 형성되어 상기 제1 접촉부의 모서리가 상기 제2 접촉부의 경사면을 마찰시키는 것을 특징으로 하는 전자기기용 카드 소켓.
- 제9항에 있어서,상기 제1 접촉부의 상향 경사 각도가 상기 제2 접촉부의 하향 경사 각도 보다 작게 형성되어 상기 제2 접촉부의 모서리가 상기 제1 접촉부의 경사면을 마찰시키는 것을 특징으로 하는 전자기기용 카드 소켓.
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JP2017514688A JP6435404B2 (ja) | 2014-10-17 | 2015-10-16 | 電子装置のためのカードソケット |
CN201580028832.7A CN106463862B (zh) | 2014-10-17 | 2015-10-16 | 电子装置用卡槽 |
US15/510,137 US10411403B2 (en) | 2014-10-17 | 2015-10-16 | Card socket for electronic device |
US16/522,654 US10707612B2 (en) | 2014-10-17 | 2019-07-26 | Card socket for electronic device |
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KR10-2014-0140997 | 2014-10-17 | ||
KR20140140997 | 2014-10-17 | ||
KR1020150043507A KR101630766B1 (ko) | 2014-10-17 | 2015-03-27 | 전자기기용 카드 소켓 |
KR10-2015-0043507 | 2015-03-27 |
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US15/510,137 A-371-Of-International US10411403B2 (en) | 2014-10-17 | 2015-10-16 | Card socket for electronic device |
US16/522,654 Continuation US10707612B2 (en) | 2014-10-17 | 2019-07-26 | Card socket for electronic device |
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